Multiple vulnerabilities in Microsoft Browser

Description

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. A type confusion vulnerability in V8 can be exploited to cause denial of service.
2. An out of bounds write vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
3. A use after free vulnerability in Extensions can be exploited to cause denial of service or execute arbitrary code.
4. A use after free vulnerability in BFCache can be exploited to cause denial of service or execute arbitrary code.
5. A use after free vulnerability in Spell check can be exploited to cause denial of service or execute arbitrary code.
6. A use after free vulnerability in Extensions can be exploited to cause denial of execute arbitrary code.
7. A use after free vulnerability in Autofill can be exploited to cause denial of service or execute arbitrary code.
8. A use after free vulnerability in Accessibility can be exploited to cause denial of execute arbitrary code.
9. A use after free vulnerability in Loader can be exploited to cause denial of service or cause denial of service.
10. A use after free vulnerability in Network service can be exploited to cause denial of execute arbitrary code.

Original advisories

• CVE-2021-30551

• CVE-2021-30547
• CVE-2021-30545
• CVE-2021-30544
• CVE-2021-30549
• CVE-2021-30552
• CVE-2021-30546
• CVE-2021-30550
• CVE-2021-30548
• CVE-2021-30553

Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

• Microsoft-Edge

CVE list

• CVE-2021-30545
  critical
• CVE-2021-30550
  critical
• CVE-2021-30546
  critical
• CVE-2021-30549
  critical
• CVE-2021-30551
  critical
• CVE-2021-30547
  critical
• CVE-2021-30553
  critical
• CVE-2021-30552
  critical
• CVE-2021-30548
  critical
• CVE-2021-30544
  critical

KB list

Read more

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